Stocks making the biggest moves after hours: Cisco, Jack in the Box, Cerebras, StubHub & more

Check out the companies making the biggest moves after the bell: Jack in the Box — The fast food chain gained more than 1% on better-than-expected earnings for the company's fiscal third quarter. Jack in the Box earned 96 cents per share, topping a FactSet estimate of 88 cents per share. Red Robin Gourmet Burgers — The restaurant chain posted second-quarter results that beat analyst expectations, sending shares higher by nearly 2%. Red Robin earned 12 cents per share, excluding certain items, on revenue of $277.6 million. Analysts expected the company to break even on revenue of $265.8 million. Coherent — The photonics company lost almost 3% in extended trading after adjusted gross margin for the fourth quarter was roughly in line with estimates. Non-GAAP gross margin was 40.2%, while the StreetAccount consensus estimate anticipated 40%. Guidance for first quarter earnings and revenue surpassed analysts' expectations. Cerebras Systems – Shares of the artificial intelligence chip manufacturer tumbled 14%. Revenue in the second quarter came in at $180 million, versus the $194 million LSEG consensus estimate. StubHub – The secondary marketplace for event tickets lost more than 15%. Adjusted gross margin in the second quarter came in at 82.2%, while the StreetAccount consensus called for 84.3%. The company also reaffirmed its full-year outlook for adjusted EBITDA. Cisco Systems – Shares fell 3%. Adjusted gross margin for the fourth quarter only narrowly beat estimates, coming in at 66.3% versus the StreetAccount consensus call for 66%.